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Gemma Regues MateuGR

Gemma Regues Mateu

.NET Developer

€280/day
Barcelona, ES
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Gemma

.NET Backend Developer | Modernization of systems and scalable APIs


Main Services:
  • Modernization of legacy systems
  • Scalable software architecture and design
  • API and microservices optimization
  • Consulting and technical mentoring

Stack / Tools
  • .NET 7, C#, DDD, REST APIs, Azure, Docker, RabbitMQ, Redis

Availability / brief CTA
  • Available for remote projects of 20–40 h/week. First projects welcome, even short-term ones
  • Spanish

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • TechsBCN
    .NET Developer
    June 2025 - January 2026 (7 months)
    Development and maintenance of .NET 8 microservices under DDD architecture, focusing on scalability, resilience, and software quality. Implementation of Sagas and Mediator pattern for managing distributed flows between services. Persistence with Entity Framework Core and query optimization. Development of unit and integration tests using Mocks and NSubstitute. Configuration of asynchronous messaging with RabbitMQ in Docker and Kubernetes environments. Management of pipelines and releases in Azure DevOps to ensure reliable deployments. Creation and execution of Test Plans and quality control, validating tickets and deliverables. Maintenance of NuGet packages and internal DLLs, ensuring consistency and updating dependencies.
    RabbitMQ Microsoft Azure Domain Driven Design Entity Framework
  • DiR Sistemes d'Informació
    .NET and REACT Developer
    February 2024 - June 2025 (1 year and 4 months)
    Development of APIs and web applications following DDD principles and microservices architecture. Development of REST APIs for user registration, schedule visualization, and appointment application in C# .NET 8. Persistence with Dapper and EF Core, including proxies for efficient remote calls. Configuration of AutoMapper and FluentValidation for data transformation and robust validation. Frontend development with React 19, Next.js 15, and Tailwind CSS, with forms managed using React Hook Form. Focus on good development practices, modularity.
    React Domain Driven Design Microsoft Azure C# Redis
  • K-Lagan
    Analyst Programmer
    November 2021 - January 2024 (2 years and 2 months)
    Development of web and production management applications with PHP and React, integrating business logic and data analysis.
    • - Application for recording manufacturing times and production planning, with history for analysis and statistics. Human resources planning and task assignment according to schedules and capabilities.
    • - Supervision of development of reception control systems.
    • - Active participation in functional analysis and monitoring of developments to ensure quality. Development with React, Node.js and Typescript, applying SOLID principles and SCRUM methodology.
    PHP React.js Functional Analysis

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Education

  • Computer Engineering
    Unir
    2026
    Ingeniería informática
  • Higher Level Vocational Training in Cross-Platform Application Development
    IFP
    2018
    FP2 Desarrollo de aplicaciones multiplataforma

Skill set

Categories